132 lines
5.4 KiB
JSON
132 lines
5.4 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-46351",
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"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"state": "PUBLISHED",
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"assignerShortName": "GitHub_M",
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"dateReserved": "2026-05-13T18:37:30.991Z",
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"datePublished": "2026-07-16T17:58:53.070Z",
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"dateUpdated": "2026-07-17T13:59:11.141Z"
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},
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"containers": {
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"cna": {
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"title": "BigBlueButton: Insecure Randomness allows to guess user's conference session token and impersonate them",
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-330",
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"lang": "en",
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"description": "CWE-330: Use of Insufficiently Random Values",
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"type": "CWE"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"availabilityImpact": "NONE",
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"baseScore": 8.1,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"scope": "UNCHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
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"version": "3.1"
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}
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}
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],
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"references": [
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{
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"name": "https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-7959-pf2v-xc4h",
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-7959-pf2v-xc4h"
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},
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{
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"name": "https://github.com/bigbluebutton/bigbluebutton/commit/8457886c248aeba5597ee8749267602d6d117e98",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/bigbluebutton/bigbluebutton/commit/8457886c248aeba5597ee8749267602d6d117e98"
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},
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{
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"name": "https://github.com/bigbluebutton/bigbluebutton/releases/tag/v3.0.21",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/bigbluebutton/bigbluebutton/releases/tag/v3.0.21"
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}
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],
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"affected": [
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{
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"vendor": "bigbluebutton",
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"product": "bigbluebutton",
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"versions": [
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{
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"version": "< 3.0.21",
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"status": "affected"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"shortName": "GitHub_M",
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"dateUpdated": "2026-07-16T18:05:24.665Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "BigBlueButton is an open-source virtual classroom. Prior to 3.0.21, bbb-web generated conference sessionToken values with insufficiently secure randomness in bbb-common-web/src/main/java/org/bigbluebutton/api/Util.java and bigbluebutton-web/grails-app/controllers/org/bigbluebutton/web/controllers/ApiController.groovy, allowing a session user to predict other users' conference session tokens and impersonate them. This issue is fixed in version 3.0.21."
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}
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],
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"source": {
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"advisory": "GHSA-7959-pf2v-xc4h",
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"discovery": "UNKNOWN"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-07-17T13:59:01.121165Z",
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"id": "CVE-2026-46351",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-07-17T13:59:11.141Z"
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}
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}
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]
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}
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} |